procedure QCMRChart(const Data: TVec; out CL: Double; out UCL: Double; out LCL: Double; Confidence: Double);
Moving range chart.
| # | Name | Description |
|---|---|---|
| 1 | Data | Data to be analyzed. Each value represents number of defects. |
| 2 | Confidence | Confidence level for upper and lower control limit. Confidence must lie in the (0,1) interval. |
| 3 | CL | Returns control Chart centerline. |
| 4 | UCL | Returns control Chart upper control limit. |
| 5 | LCL | Returns control Chart lower control limit. |
Result: stored in self (calling object)
Remarks:
Uses Data values to construct a moving-range quality control chart. This QC chart type can be used for individual measurements (sample size = 1).